Glu is a cross-platform GUI for Lua scripts. Lua programmers can use it to create games, applications, images, etc. Created by Andrew Trevorrow, Chris Rowett and Tom Rokicki. NEWS: January 2025: Glui 1.0 (Glu for the iPad) is now available from the App Store. January 2025: Glu 1.3 for Windows/Mac/Linux has been released. August 2024: Added a new version of Klondike. March 2024: Added a new version of VortexMath. February 2024: Added Set to the curated collection. October 2023: TrappedKnight now has the option of a hexagonal board. May 2023: Added HatLife to the curated collection. December 2022: Added new versions of DominoLife and TrappedKnight. October 2022: Added TheNuMoon to the curated collection. March 2022: Added MegaWordle to the curated collection, a variant of Wordle that can be played using words or numbers with 3 to 9 letters or digits. Glu's key features: Simple API with integrated HTML-based documentation. Includes numerous example scripts, from simple to complex. More scripts can be downloaded from a curated collection. TrueType fonts are used for text consistency on all platforms. Runs on Windows (7+), Linux, macOS (10.11+) and iPad (iOS 13.0+). Free and open source (MIT license). Download a source or binary distribution. Monitor our progress at SourceForge. Click to enlarge these screenshots: startup.lua CanvasDemo.lua CrossCards.lua Breakout.lua Rubik'sCube.lua SlidingBlocks.lua RandomGraphs.lua Samples.lua svg.lua bouncing-ball.lua polygons.lua symbols.lua text-effects.lua transforms.lua escape-codes.lua The curated collection The following screenshots show some of the scripts in the curated collection. They can be downloaded by selecting "Download Script..." from Glu's File menu. Dilemma.lua DominoLife.lua HatLife.lua Klondike.lua Mandelbrot.lua MegaWordle.lua TrappedKnight.lua VortexMath.lua TheNuMoon.lua Set.lua